diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 94 |
1 files changed, 12 insertions, 82 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index db3c5414223e..87b63fde06d7 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -165,12 +165,9 @@ config TRACE_IRQFLAGS_SUPPORT bool default y -config RWSEM_GENERIC_SPINLOCK - bool - default y - config RWSEM_XCHGADD_ALGORITHM bool + default y config ARCH_HAS_ILOG2_U32 bool @@ -314,6 +311,7 @@ config ARCH_MULTIPLATFORM select CLKSRC_OF select COMMON_CLK select GENERIC_CLOCKEVENTS + select MIGHT_HAVE_PCI select MULTI_IRQ_HANDLER select SPARSE_IRQ select USE_OF @@ -376,7 +374,6 @@ config ARCH_AT91 select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP select IRQ_DOMAIN - select NEED_MACH_GPIO_H select NEED_MACH_IO_H if PCCARD select PINCTRL select PINCTRL_AT91 if USE_OF @@ -480,6 +477,7 @@ config ARCH_IOP13XX select PCI select PLAT_IOP select VMSPLIT_1G + select SPARSE_IRQ help Support for Intel's IOP13XX (XScale) family of processors. @@ -755,7 +753,7 @@ config ARCH_S3C64XX select ATAGS select CLKDEV_LOOKUP select CLKSRC_SAMSUNG_PWM - select COMMON_CLK + select COMMON_CLK_SAMSUNG select CPU_V6K select GENERIC_CLOCKEVENTS select GPIO_SAMSUNG @@ -829,25 +827,6 @@ config ARCH_S5PV210 help Samsung S5PV210/S5PC110 series based systems -config ARCH_EXYNOS - bool "Samsung EXYNOS" - select ARCH_HAS_CPUFREQ - select ARCH_HAS_HOLES_MEMORYMODEL - select ARCH_REQUIRE_GPIOLIB - select ARCH_SPARSEMEM_ENABLE - select ARM_GIC - select COMMON_CLK - select CPU_V7 - select GENERIC_CLOCKEVENTS - select HAVE_S3C2410_I2C if I2C - select HAVE_S3C2410_WATCHDOG if WATCHDOG - select HAVE_S3C_RTC if RTC_CLASS - select NEED_MACH_MEMORY_H - select SPARSE_IRQ - select USE_OF - help - Support for SAMSUNG's EXYNOS SoCs (EXYNOS4/5) - config ARCH_DAVINCI bool "TI DaVinci" select ARCH_HAS_HOLES_MEMORYMODEL @@ -951,6 +930,8 @@ source "arch/arm/mach-mvebu/Kconfig" source "arch/arm/mach-at91/Kconfig" +source "arch/arm/mach-axxia/Kconfig" + source "arch/arm/mach-bcm/Kconfig" source "arch/arm/mach-berlin/Kconfig" @@ -1105,11 +1086,6 @@ source "arch/arm/firmware/Kconfig" source arch/arm/mm/Kconfig -config ARM_NR_BANKS - int - default 16 if ARCH_EP93XX - default 8 - config IWMMXT bool "Enable iWMMXt support" depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4 || CPU_PJ4B @@ -1230,19 +1206,6 @@ config ARM_ERRATA_742231 register of the Cortex-A9 which reduces the linefill issuing capabilities of the processor. -config PL310_ERRATA_588369 - bool "PL310 errata: Clean & Invalidate maintenance operations do not invalidate clean lines" - depends on CACHE_L2X0 - help - The PL310 L2 cache controller implements three types of Clean & - Invalidate maintenance operations: by Physical Address - (offset 0x7F0), by Index/Way (0x7F8) and by Way (0x7FC). - They are architecturally defined to behave as the execution of a - clean operation followed immediately by an invalidate operation, - both performing to the same memory location. This functionality - is not correctly implemented in PL310 as clean lines are not - invalidated as a result of these operations. - config ARM_ERRATA_643719 bool "ARM errata: LoUIS bit field in CLIDR register is incorrect" depends on CPU_V7 && SMP @@ -1265,17 +1228,6 @@ config ARM_ERRATA_720789 tables. The workaround changes the TLB flushing routines to invalidate entries regardless of the ASID. -config PL310_ERRATA_727915 - bool "PL310 errata: Background Clean & Invalidate by Way operation can cause data corruption" - depends on CACHE_L2X0 - help - PL310 implements the Clean & Invalidate by Way L2 cache maintenance - operation (offset 0x7FC). This operation runs in background so that - PL310 can handle normal accesses while it is in progress. Under very - rare circumstances, due to this erratum, write data can be lost when - PL310 treats a cacheable write transaction during a Clean & - Invalidate by Way operation. - config ARM_ERRATA_743622 bool "ARM errata: Faulty hazard checking in the Store Buffer may lead to data corruption" depends on CPU_V7 @@ -1301,21 +1253,6 @@ config ARM_ERRATA_751472 operation is received by a CPU before the ICIALLUIS has completed, potentially leading to corrupted entries in the cache or TLB. -config PL310_ERRATA_753970 - bool "PL310 errata: cache sync operation may be faulty" - depends on CACHE_PL310 - help - This option enables the workaround for the 753970 PL310 (r3p0) erratum. - - Under some condition the effect of cache sync operation on - the store buffer still remains when the operation completes. - This means that the store buffer is always asked to drain and - this prevents it from merging any further writes. The workaround - is to replace the normal offset of cache sync operation (0x730) - by another offset targeting an unmapped PL310 register 0x740. - This has the same effect as the cache sync operation: store buffer - drain and waiting for all buffers empty. - config ARM_ERRATA_754322 bool "ARM errata: possible faulty MMU translations following an ASID switch" depends on CPU_V7 @@ -1364,18 +1301,6 @@ config ARM_ERRATA_764369 relevant cache maintenance functions and sets a specific bit in the diagnostic control register of the SCU. -config PL310_ERRATA_769419 - bool "PL310 errata: no automatic Store Buffer drain" - depends on CACHE_L2X0 - help - On revisions of the PL310 prior to r3p2, the Store Buffer does - not automatically drain. This can cause normal, non-cacheable - writes to be retained when the memory system is idle, leading - to suboptimal I/O performance for drivers using coherent DMA. - This option adds a write barrier to the cpu_idle loop so that, - on systems with an outer cache, the store buffer is drained - explicitly. - config ARM_ERRATA_775420 bool "ARM errata: A data cache maintenance operation which aborts, might lead to deadlock" depends on CPU_V7 @@ -1646,9 +1571,9 @@ config ARCH_NR_GPIO int default 1024 if ARCH_SHMOBILE || ARCH_TEGRA default 512 if ARCH_EXYNOS || ARCH_KEYSTONE || SOC_OMAP5 || SOC_DRA7XX || ARCH_S3C24XX || ARCH_S3C64XX + default 416 if ARCH_SUNXI default 392 if ARCH_U8500 default 352 if ARCH_VT8500 - default 288 if ARCH_SUNXI default 264 if MACH_H4700 default 0 help @@ -2295,6 +2220,11 @@ config ARCH_SUSPEND_POSSIBLE config ARM_CPU_SUSPEND def_bool PM_SLEEP +config ARCH_HIBERNATION_POSSIBLE + bool + depends on MMU + default y if ARCH_SUSPEND_POSSIBLE + endmenu source "net/Kconfig" |